public void OnAuthenticationChallenge(AuthenticationChallengeContext filterContext)
{
string challenge;
if (String.IsNullOrEmpty(Realm))
{
challenge = "Basic";
}
else
{
// A correct implementation should verify that Realm does not contain a quote character unless properly
// escaped (precededed by a backslash that is not itself escaped).
challenge = "Basic realm=\"" + Realm + "\"";
}
filterContext.ChallengeWith(challenge);
}
